Star profile
18 Tauri
Hot blue starWhat is 18 Tauri
18 Tauri belongs to the Pleiades, the open cluster long known in Mediterranean folklore as the Seven Sisters. It is a B8V star at around 13,700 K, radiating 160 times the Sun's luminosity, and it orbits surrounded by a debris disk —icy material at 137 astronomical units, detected through its infrared excess—. It is part of one of the youngest and best-studied clusters in the sky, 409 light-years away.
Where it is and when to see it
18 Tauri lies in the northern celestial hemisphere. It is visible to the naked eye under a dark sky. Its best month of the year is November, when it culminates around midnight.
- From London it culminates about 63° above the horizon.
- From New York it culminates about 74° above the horizon.
- From Sydney it culminates about 31° above the horizon.
It can be seen from anywhere north of 65° S.
It ranks no. 104 in brightness among the 144 stars of Taurus in our catalogue. To find it, start from Aldebaran, the brightest: it lies about 14° away (a fist at arm's length covers about 10°).
The light you see today left it about 410 years ago.
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Astronomical data for 18 Tauri
- Constellation
- Taurus
- Apparent magnitude
- 5.66
- Distance
- 409.3 light years
- Coordinates (J2000)
- RA 56.291° · Dec 24.839°
- Catalogue
- HIP 17527 · HD 23324
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Other stars in Taurus
Taurus has 144 stars in Stelvia's catalogue. Here are a few of them.
- AldebaranAlpha Tauri0.87
- ElnathBeta Tauri1.65
- AlcyoneEta Tauri2.85
- 32 Tauri5.62
- 51 Tauri5.64
- 63 Tauri5.64
- 31 Tauri5.66
- HIP 188055.67